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- The following data come from a study of the relationship between health risk and income. The number of low income people is 2680, the number of medium income people is 2550, and the number of high income people is 1700. Type the probability that someone in this study is from the low income group or from the medium income group. (Type the probability rounded to two decimal places with no 0; e.g., .34). solve it step by step pleaseneed help on 1,2 & 3.Below, the two-way table is given for a class of students. Freshmen Sophomore Juniors Seniors Total Male 2. Female Total If a student is selected at random, find the probability the student is a freshman. P( Freshman ) =[? ]% Round to the nearest whole percent. Enter DELL home prt sc F10 end F12 F5 F6 F7 Inse F8 F9 F11 6 8. 9.
- Q2. Determine the number of times a fair coin must be tossed so that the probability of the ratio of the number of tails to the number of tosses being less than 0.4 or greater than 0.6 does not exceed 0.1Given N(23.4, 6.2), the probability that X is less than 23.4, is: 0.25 0.75 0.67 0.5If a seed is planted, it has a 69% chance of growing into a healthy plant. Let X be the number of seeds grow into healthy plants when 68 seeds are planted. a. What is the distribution of X? X? ♥ Please show the following answers to 4 decimal places. b. What is the probability that exactly 40 seeds grow into healthy plants? c. What is the probability that at most 40 seeds grow into healthy plants? d. What is the probability that at least 40 seeds grow into healthy plants? e. What is the probability that between 17 and 44 (including 17 and 44) seeds grow into healthy plants?
- Let X = number of siblings. Use the following table to answer questions 3 and 4: x (p)x 0 2/40 1 5/40 2 0 3 14/40 4 7/40 5 4/40 3. Find the probability that a person has two siblings.a. 8/40b. 8c. 2d. 6/404. Find the expected number of siblings a person has.a. 2.78b. 15c. 3.13d. 1.0e. P(a number greater than 0) = f. P(10) = g. a 5 or a 2 h. NOT a 2 or a 3 1. a 9 J. a negative number 19. If two dice are rolled one time, find the probability of getting these results.Q1 1. The following spinner was spun 38 times. What is the probability of spinning A 16 times? Insert Image
- I need help solving d-fWhich of the following do you think could possibly be true? A. The number of students enrolled at a university decresed by 100% from last year B. The probability that an NFL team win the super bowl this year is 110% C. A student flips a coin 10 times and obeserves 65% of the time the coin lands on tails D.85% of students at a university are enrolled full-TimeUse the following information for the next 3 questions. The random variable x is the number of books sold in an hour at a local book store. Its probability distribution is as follows. Books Sold (x) Probability P(x) 0.01 2 0.24 3. 0.12 4. 0.16 5n 6. 0.01 0.14 7. O.11 0.21 16. Determine the mean number of books sold in an hour at that local book store. 17. Find the standard deviation for the number of books sold in an hour at that local book store. 18. Give the maximum and minimum number of books they could expect to sell in an hour. (Round to the nearest tenth.)