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WGU into to probability and statistics Exam Bundle Questions and Answers 100% Verified
WGU into to probability and statistics Exam Bundle Questions and Answers 100% Verified
[Show more]WGU into to probability and statistics Exam Bundle Questions and Answers 100% Verified
[Show more]What is the equation of the graph in slope-intercept form? 
{{ A graph of a line moving up and to the right that passes through (0,-1) and (1,2). }} 
a y=−3x−1 
b y=3x−1 
c y=3x+1 
d y=−3x+1 - ANSWER-y=3x-1 
 
Solve for x in the following equation: 
10+2x = 6−2x 
a −4 
b −1 
c ...
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Add to cartWhat is the equation of the graph in slope-intercept form? 
{{ A graph of a line moving up and to the right that passes through (0,-1) and (1,2). }} 
a y=−3x−1 
b y=3x−1 
c y=3x+1 
d y=−3x+1 - ANSWER-y=3x-1 
 
Solve for x in the following equation: 
10+2x = 6−2x 
a −4 
b −1 
c ...
Please evaluate the following expression: (Be sure to convert your answer to a mixed number or reduce the fraction to its lowest terms.) 
6 3/8 + 4 1/2 = ? 
a 10 3/8 
b 10 5/8 
c 10 7/8 
d 11 1/8 - ANSWER-10 7/8 
 
Please evaluate the following expression with decimals: 
7.82+2.947= ? 
a 10.767 
b...
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Add to cartPlease evaluate the following expression: (Be sure to convert your answer to a mixed number or reduce the fraction to its lowest terms.) 
6 3/8 + 4 1/2 = ? 
a 10 3/8 
b 10 5/8 
c 10 7/8 
d 11 1/8 - ANSWER-10 7/8 
 
Please evaluate the following expression with decimals: 
7.82+2.947= ? 
a 10.767 
b...
Which of each of the following would you use to classify sqrt(16) ? Prime or Composite? Odd or Even? Rational or Irrational? - ANSWER-Composite, Even, Rational 
 
Is 2 a prime or composite number? - ANSWER-prime 
 
Fill in the blank with the correct equality or inequality symbol: 
−8 ___ 6 - ANSWE...
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Add to cartWhich of each of the following would you use to classify sqrt(16) ? Prime or Composite? Odd or Even? Rational or Irrational? - ANSWER-Composite, Even, Rational 
 
Is 2 a prime or composite number? - ANSWER-prime 
 
Fill in the blank with the correct equality or inequality symbol: 
−8 ___ 6 - ANSWE...
skewness - ANSWER-A measure of the degree to which a probability distribution "leans" toward one side of the average, where the median and mean are not the same. 
 
the Standard Deviation Rule - ANSWER-A standard proportion or percentage of data points that lie within each standard deviation away ...
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Add to cartskewness - ANSWER-A measure of the degree to which a probability distribution "leans" toward one side of the average, where the median and mean are not the same. 
 
the Standard Deviation Rule - ANSWER-A standard proportion or percentage of data points that lie within each standard deviation away ...
Divide to determine quotient and remainder. 
 
Write mixed number with the quotient as the whole number and the remainder as the numerator over the same denominator. 
 
Changing Mixed Numbers Into Improper Fractions - ANSWER-Mixed numbers can also be converted to improper fractions by following thes...
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Add to cartDivide to determine quotient and remainder. 
 
Write mixed number with the quotient as the whole number and the remainder as the numerator over the same denominator. 
 
Changing Mixed Numbers Into Improper Fractions - ANSWER-Mixed numbers can also be converted to improper fractions by following thes...
A county park has hiking paths with lengths of 1.05, 3.6, 3.17, and 2.2 miles. 
 
What is the total length, in miles, of hiking paths in the park? 
A) 9.02 miles 
B) 10.02 miles 
C) 10.12 miles 
D) 11.2 miles - ANSWER-10.02 miles 
 
If there are 2 tablespoons in 1 fluid ounce, how many tablespoo...
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Add to cartA county park has hiking paths with lengths of 1.05, 3.6, 3.17, and 2.2 miles. 
 
What is the total length, in miles, of hiking paths in the park? 
A) 9.02 miles 
B) 10.02 miles 
C) 10.12 miles 
D) 11.2 miles - ANSWER-10.02 miles 
 
If there are 2 tablespoons in 1 fluid ounce, how many tablespoo...
Example of discrete data - ANSWER-Days of the week 
 
Expressions - ANSWER-A group of symbols such as numbers and operators that has mathematical validity 
 
Commutative - ANSWER-The order in which the numbers appear in the sum can be reversed 
 
Identity property - ANSWER-Adding 0 to any number doe...
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Add to cartExample of discrete data - ANSWER-Days of the week 
 
Expressions - ANSWER-A group of symbols such as numbers and operators that has mathematical validity 
 
Commutative - ANSWER-The order in which the numbers appear in the sum can be reversed 
 
Identity property - ANSWER-Adding 0 to any number doe...
Boxplot - ANSWER-an image that has min, Q1, median, Q3, max 
 
Histogram - ANSWER-A graphical representation -- bars, measuring the frequency within each interval 
 
Skewed right - ANSWER-Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right 
 
Measures of center - AN...
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Add to cartBoxplot - ANSWER-an image that has min, Q1, median, Q3, max 
 
Histogram - ANSWER-A graphical representation -- bars, measuring the frequency within each interval 
 
Skewed right - ANSWER-Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right 
 
Measures of center - AN...
Standard Deviation Rule - ANSWER-68% of the data are within 1 standard deviation, 
95% are within 2, 
99.7% are within 3 standard deviations from the mean. 
 
median (for center) & IQR (for spread) - ANSWER-skewed data uses these for center and spread 
 
Scatter plot - ANSWER-A graphical represent...
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Add to cartStandard Deviation Rule - ANSWER-68% of the data are within 1 standard deviation, 
95% are within 2, 
99.7% are within 3 standard deviations from the mean. 
 
median (for center) & IQR (for spread) - ANSWER-skewed data uses these for center and spread 
 
Scatter plot - ANSWER-A graphical represent...
The table below shows the breakdown of workers at a business. What is the probability of selecting a worker who is over 45 years of age to the nearest hundredth? 
 
Age 
18−25 26−44 45+ Total 
Male 
Female 
Total 
a 0.16 
b 0.29 
c 0.42 
d 0.55 - ANSWER-0.29 
 
The table below shows the...
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Add to cartThe table below shows the breakdown of workers at a business. What is the probability of selecting a worker who is over 45 years of age to the nearest hundredth? 
 
Age 
18−25 26−44 45+ Total 
Male 
Female 
Total 
a 0.16 
b 0.29 
c 0.42 
d 0.55 - ANSWER-0.29 
 
The table below shows the...
observational study - ANSWER-The researcher observes if there is an association between variables. There is no treatment or control group. 
 
sampling method - ANSWER-The technique used to select people within the sampling frame. 
 
correlation - ANSWER-An observed relationship between two quantitat...
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Add to cartobservational study - ANSWER-The researcher observes if there is an association between variables. There is no treatment or control group. 
 
sampling method - ANSWER-The technique used to select people within the sampling frame. 
 
correlation - ANSWER-An observed relationship between two quantitat...
{{ Pie chart reflecting the average number of hours exercised per week. No exercise 36%, 1 - 2 hours 28%, 3 - 4 hours 12%, 4 - 5 hours 10%, 5 - 6 hours 8%, 6 - 7 hours 4%, more than 7 hours 2%. }} 
 
a 18 
b 36 
c 72 
d Cannot determine - ANSWER-72 
 
Determine the range for the following data se...
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Add to cart{{ Pie chart reflecting the average number of hours exercised per week. No exercise 36%, 1 - 2 hours 28%, 3 - 4 hours 12%, 4 - 5 hours 10%, 5 - 6 hours 8%, 6 - 7 hours 4%, more than 7 hours 2%. }} 
 
a 18 
b 36 
c 72 
d Cannot determine - ANSWER-72 
 
Determine the range for the following data se...
multiplication principle of equality - ANSWER-If both sides of an equation are multiplied by the same number, the result is an equivalent equation. 
 
cubic - ANSWER-An expression or equation of degree 3. 
 
variable - ANSWER-A symbol that represents a mathematical value. 
 
inverse operations - ANS...
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Add to cartmultiplication principle of equality - ANSWER-If both sides of an equation are multiplied by the same number, the result is an equivalent equation. 
 
cubic - ANSWER-An expression or equation of degree 3. 
 
variable - ANSWER-A symbol that represents a mathematical value. 
 
inverse operations - ANS...
pie chart - ANSWER-A graphical display that shows data in categories as percentages of a circle. 
 
unimodal - ANSWER-A set of data having one mode. 
 
check sheet - ANSWER-A structured form or table that allows data to be collected by marking how often an event has occurred in a certain interval. 
...
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Add to cartpie chart - ANSWER-A graphical display that shows data in categories as percentages of a circle. 
 
unimodal - ANSWER-A set of data having one mode. 
 
check sheet - ANSWER-A structured form or table that allows data to be collected by marking how often an event has occurred in a certain interval. 
...
{{ Pie chart reflecting the average number of hours exercised per week. No exercise 36%, 1 - 2 hours 28%, 3 - 4 hours 12%, 4 - 5 hours 10%, 5 - 6 hours 8%, 6 - 7 hours 4%, more than 7 hours 2%. }} 
 
a 18 
b 36 
c 72 
d Cannot determine - ANSWER-72 
 
Determine the range for the following data se...
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Add to cart{{ Pie chart reflecting the average number of hours exercised per week. No exercise 36%, 1 - 2 hours 28%, 3 - 4 hours 12%, 4 - 5 hours 10%, 5 - 6 hours 8%, 6 - 7 hours 4%, more than 7 hours 2%. }} 
 
a 18 
b 36 
c 72 
d Cannot determine - ANSWER-72 
 
Determine the range for the following data se...
intersection - ANSWER-The intersection of A and B will have all elements that are in both A and B. You can think of an intersection as 'A and B,' since it contains an element if it is in A and in B. The intersection of many sets will have an element if it appears in all of the sets.. 
 
theoretica...
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Add to cartintersection - ANSWER-The intersection of A and B will have all elements that are in both A and B. You can think of an intersection as 'A and B,' since it contains an element if it is in A and in B. The intersection of many sets will have an element if it appears in all of the sets.. 
 
theoretica...
A study was completed to investigate if commutes of longer than 30 minutes increased the risk of burnout. The results of the study are in the table below. 
 
 ,Lenth of Commute ,<30 Minutes ,>30 Minutes ,Total 
Risk of Burnout ,Negative for Burnout ,185 ,72 ,257 
 ,Positive for Burnout ,98 ,2...
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Add to cartA study was completed to investigate if commutes of longer than 30 minutes increased the risk of burnout. The results of the study are in the table below. 
 
 ,Lenth of Commute ,<30 Minutes ,>30 Minutes ,Total 
Risk of Burnout ,Negative for Burnout ,185 ,72 ,257 
 ,Positive for Burnout ,98 ,2...
the population) 
2. EXPLORATORY DATA ANALYSIS (Summarize data.) 
3. PROBABILITY ANALYSIS (Determine how the sample may differ from the population.) 
4. INFERENCE (draw conclusions) 
 
Data - ANSWER-pieces of info about individuals organized into variables 
 
Individual - ANSWER-a particular person o...
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Add to cartthe population) 
2. EXPLORATORY DATA ANALYSIS (Summarize data.) 
3. PROBABILITY ANALYSIS (Determine how the sample may differ from the population.) 
4. INFERENCE (draw conclusions) 
 
Data - ANSWER-pieces of info about individuals organized into variables 
 
Individual - ANSWER-a particular person o...
a Yes, because the sampling frame does not match the intended population of the question. 
b Yes, because the sampling method will not give a representative sample. 
c Yes, because a voluntary sample should have been used. 
d No, there will likely be no bias in this study. - ANSWER-Yes, because the ...
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Add to carta Yes, because the sampling frame does not match the intended population of the question. 
b Yes, because the sampling method will not give a representative sample. 
c Yes, because a voluntary sample should have been used. 
d No, there will likely be no bias in this study. - ANSWER-Yes, because the ...
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