1.
2. Here we need to find
As distribution is normal we can convert x to z
So is the answer
Answer question 1 & 2 asap please Question 1 Let Z be a standard normal random...
Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places. Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places. p(Z > 0.53)- Plz <-0.67) P (0.48 < Z < 1.94)- 0
= Question 5 of 7 (1 point) Question Attempt: 1 of Unlimited 1 2 3 6 7 Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places ? P(Z 5 -1.08) = 0 r(z > 1.79) - 0 P(-0.63 < Z < 1,86) = 0
Homework 14 Question 6 of 11 (1 point) Question Attempt: 1 of Unlimited EN 5 6 7 8 - 10 11 Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard deviation of 15 minutes. What proportion of 10400 tax forms will be completed in at most 81 minutes? Round your answer to at least four decimal places. 0
Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places.
Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places.
D Incorrect Your answer is incorrect. Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at most 81 minutes? Round your answer to at least four decimal places. E 0.8980 5 ?
Standart Normal Probabilities Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places. P(Z >-2.11) P(Z 1.82) = P (-048<Z < 205) Clear Undo Help Next>> Explain
Suppose that the time required to complete a 1040R tax form is normally dismbited with a mean of 110 minutes and a standard denation of 20 minutes. What proportion of 1040R tax forms will be completed in at most 129 minutes? Round your answer to at least four decimal places, Answer:
Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard deviation of 10 minutes. What proportion of 1040R tax forms will be completed in more than 102 minutes? Round your answer to at least four decimal places X
5 6 7 8 ✓9 F 10 ✓ 11 Incorrect Your answer is incorrect. Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at most 81 minutes? Round your answer to at least four decimal places. 0.1020 X 5 2