is it -1.96? and if soc how do you do the math to get that? O...

Question

Question

is it -1.96? and if soc how do you do the math to get that?
O 0.0322 Question 20 Find a value zo of the standard normal random variable Z such that p(Z <= Zo) =0.025 -1.96 O 0.06 O 1.96

math Statistics-And-Probability

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

we want to use inverse normal probability

p(Z<=zo) = 0.025

p(Z<= -1.96 ) = 0.025 (in excel =NORMSINV(0.025) )

so zo = -1.96

Add a comment

Answer 2

Similar Homework Help Questions

how do you do the math to get this?? Question 28 1 In a test of...

how do you do the math to get this?? Question 28 1 In a test of H_0: mu - 100 against H_a: mu < > 100, the sample data yielded the test statistic z = -2.17. Find the p-value for the test. Here "<>" stands for "not equal". O 0.015 0.485 0.03
(1 point) Find the value of the standard normal random variable z, called Zo such that:...

(1 point) Find the value of the standard normal random variable z, called Zo such that: (a) P(Z <zo) = 0.8319 20 (b) PC-Zo <z<zo) = 0.5508 20 = (c) P(-20 <2<zo) = 0.748 zo = (d) P(z > Zo) = 0.2823 20 = (e) P(-20 <z<0) = 0.0283 Zo = (1) P(-1.5 <2<zo) = 0.7108 zo Note: You can earn partial credit on this problem.
Copy of If Z is a standard normal random variable, find P(-1.7 <Z < 2.6). 0.4217...

Copy of If Z is a standard normal random variable, find P(-1.7 <Z < 2.6). 0.4217 0.9507 -0.9508 0.9953 0.0446

QUESTION 10 4 If Z is a standard normal random variable, then P(-1.25<= Z <=-0.75) is...

QUESTION 10 4 If Z is a standard normal random variable, then P(-1.25<= Z <=-0.75) is QUESTION 11 4F It is given that x, the unsupported stem diameter of a sunflower plant, is normally distributed with population mean mu=35 and population standard deviation sigma=3. What is the probability that a sunflower plant will have a basal diameter of more than 40 mm? 4 pc QUESTION 12 A random variable x is normally distributed with u = 100 and o-20, What...
Let Z be a standard normal random variable. Use the calculator provided, or this table, to...

Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(Z<c) = 0.8790 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places. . Х 5 ?
Let Z be a standard normal random variable. Use the calculator provided, or this table, to...

Let Z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P(Z<c)=0.8389 Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places. х ?

Suppose Z is a standard normal random variable. (See problem.) If P(-z<z<z) 0.796, find Question 1...

Suppose Z is a standard normal random variable. (See problem.) If P(-z<z<z) 0.796, find Question 1 Find P(-2.46 <Z<-0.98) Question 2
QUESTION 7 Suppose Z is a standard normal random variable. Find the value of Za/2 such...

QUESTION 7 Suppose Z is a standard normal random variable. Find the value of Za/2 such that PK-zo/2 < Z< Zo/2)-0.95
Find: P(-2.36 < Z < -1.04 ) using the standard normal distribution table. O a. 1401...

Find: P(-2.36 < Z < -1.04 ) using the standard normal distribution table. O a. 1401 b..0717 C..1583 d. 9066 e. 8417 Of..0934

4. Using the norm.s.inv() command, for the standard normal random variable z find b such that:...

4. Using the norm.s.inv() command, for the standard normal random variable z find b such that: (a) P(z<b)=0.05, (b) P(z<b)=0.025, (c) P(z-b)-0.005, b= b= b-

is it -1.96? and if soc how do you do the math to get that? O...

Homework Answers

Add Answer to:
is it -1.96? and if soc how do you do the math to get that? O...

Post as a guest

Earn Coins

how do you do the math to get this?? Question 28 1 In a test of...

(1 point) Find the value of the standard normal random variable z, called Zo such that:...

Copy of If Z is a standard normal random variable, find P(-1.7 <Z < 2.6). 0.4217...

QUESTION 10 4 If Z is a standard normal random variable, then P(-1.25<= Z <=-0.75) is...

Let Z be a standard normal random variable. Use the calculator provided, or this table, to...

Let Z be a standard normal random variable. Use the calculator provided, or this table, to...

Suppose Z is a standard normal random variable. (See problem.) If P(-z<z<z) 0.796, find Question 1...

QUESTION 7 Suppose Z is a standard normal random variable. Find the value of Za/2 such...

Find: P(-2.36 < Z < -1.04 ) using the standard normal distribution table. O a. 1401...

4. Using the norm.s.inv() command, for the standard normal random variable z find b such that:...

is it -1.96? and if soc how do you do the math to get that? O...

Homework Answers

Add Answer to: is it -1.96? and if soc how do you do the math to get that? O...

Post as a guest

Earn Coins

Add Answer to:
is it -1.96? and if soc how do you do the math to get that? O...