Determine whether the following value is a continuous random variable, discrete random variable, or not a random variable. a. The exact time it takes to evaluate 67 + 29 b. The hair color of adults in the United States c. The square footage of a pool d. The number of light bulbs that burn out in the next year in a room with 14 bulbs e. The number of free-throw attempts before the first shot is missed f. The distance a football travels in the air after being thrown

I need to know how to calculate using a TI-84 Plus calculator.

I need help with this one please thank you.

Please see the picture below. I got 12.5 as the answer.

68% of all bald eagles survive their first year of life. Give your answers as decimals, not percents.  If 31 bald eagles are randomly selected, find the probability thata. Exactly 19 of them survive their first year of life. b. At most 22 of them survive their first year of life. c. At least 19 of them survive their first year of life. d. Between 17 and 24 (including 17 and 24) of them survive their first year of life.

A bag contains 30 mars bars and 20 snickers. You reach in the bag and randomly select a bunch of chocolates bars. How many chocolate bars should you pick from the bag in order for the expected number of mars you get will be 6? 07 10 8. 6. SAMSUNG DII & % 7 5

Find the standard deviation. Group 1: 7,8,7,6,7,7,7

Find the maximum and minimum value. Based on the result, is 1 girl in 10 births a significantly low number of girls?

How could you use a random-digit generator or random-number table to simulate rain if you knew that 30% of the time with conditions as you have today, it will rain? Choose the correct answer below. O A. Let the digit 3 represent "rain," and let any other digit represent "no rain." Generate random digits and record the results. O B. Let the digits 1, 2, and 3 represent "rain," and let the digits 4, 5, 6, 7, 8, 9, and 10 represent "no rain." Generate random digits and record the results. OC. A random-digit generator or random-number table cannot be used to simulate rain. O D. Let the digits 0, 1, and 2 represent "rain," and let the digits 3, 4, 5, 6, 7, 8, and 9 represent "no rain." Generate random digits and record the results.

Determine whether the value is a discrete random variable, continuous random variable, or not a random variable. a. The square footage of a house b. The weight of a T-bone steak c. The gender of college students d. The exact time it takes to evaluate 27+72 e. The number of light bulbs that burn out in the next week in a room with 10 bulbs f. The time required to download a file from the Internet