When the null hypothesis is rejected, it is a. possible a Type I ...

[swpotter12]

When the null hypothesis is rejected, it is
 a. possible a Type I error has occurred.
   b. not possible a Type I error has occurred.
  c. possible a Type II error has occurred.
   d. possible either a Type I or a Type II error has occurred.

Question 2

Simple random sampling has been used to obtain a sample of size 50 from a population of size 500 . The sample proportion was 0.7. An approximate 95 confidence interval for the population proportion is
 a. 0.500 to 0.700
  b. 0.750 to 0.810
  c. 0.576 to 0.824
  d. 0.638 to 0.762

[chevyboi1976]

Answer to Question 1

a

Answer to Question 2

c

[swpotter12]

Thanks for the timely response, appreciate it

[parker125]

Wow, this really help