A frequency Distribution presents the number of adults aged…
A frequency Distribution presents the number of adults aged 15-44 who watched the movie “Inside Out 2” at a local theater. Age Frequency 15-19 5 20-24 25 25-29 21 30-34 12 35-39 9 40-44 28 no need to round any of the following answers a. List the lower class limits in increasing order [a] (separate with a comma) b. What is the class width? [b] c. What is the class midpoint for class [30- 34] [c] d. How many adults were there in this study? [samplesize]
Read DetailsGiven the Frequency Distribution Table. Answer the following…
Given the Frequency Distribution Table. Answer the following parts a-c. Class Class Midpoints Frequency 0-10 5 6 11-20 15 9 21-30 25 7 a. The sum( ∑ ) of the frequencies is [22] b. The sum( ∑) of the product of midpoints and frequencies is [340] (“Product of” means the “multiplication of” so the product of a and b means axb) c. The mean of the table is [15p45] (rounded to two decimal places)
Read DetailsThe ages of participants in a video game tournament follow a…
The ages of participants in a video game tournament follow a normal distribution with a mean of 25 years and a standard deviation of 4 years. Find the age (the data value) that corresponds to a z-score of 1.8. (round to one decimal place as needed)
Read Detailsa. In a survey, participants were asked to rate their satisf…
a. In a survey, participants were asked to rate their satisfaction level with a product on a scale of 1 to 5. This variable is [ordinal]. b. A statistician recorded the type of cars that students drove to campus. This variable is [nominal]. c. A study collected data on the number of pets each student in a class has. This variable is [discrete].
Read DetailsWrite a program that will calculate the radius of a sphere g…
Write a program that will calculate the radius of a sphere given its circumference. Your code should ask for the radius at the very beginning. Formula: circumference = 2 * Pi * radius; Do not forget to add comments. For pi value, use the Math library. Your program should run and produce results. Write your code (both classes) in the below box and be sure to strictly follow the instructions.
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