Given that Z is a standard normal random variable, P(-1.0 Z 1.5) ...

[oliviahorn72]

Given that Z is a standard normal random variable, P(-1.0 Z 1.5) is:
 a. 0.7745 b. 0.8413
  c. 0.0919 d. 0.9332

Question 2

A null hypothesis can only be rejected at the 10 significance level if and only if:
 a. a 90 confidence interval includes the hypothesized value of the parameter
  b. a 90 confidence interval does not include the hypothesized value of the parameter
  c. the null hypothesis is biased
  d. the null hypotheses includes sampling error

[perkiness]

Answer to Question 1

a

Answer to Question 2

b

[oliviahorn72]

Thanks for the timely response, appreciate it

[sultana.d]

Wow, this really help