WGU into to probability and statistics Exam Bundle Questions and Answers 100% Verified

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...

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...

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 ...

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...

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...

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...

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...

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...

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...

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...

{{ 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...

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. ...

{{ 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...