In general, higher confidence levels provide _____. a. wider ...

[vHAUNG6011]

In general, higher confidence levels provide _____.
 a. wider confidence intervals
  b. narrower confidence intervals
  c. a smaller standard error
  d. unbiased estimates

Question 2

The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard deviation of 2 ounces. What percentage of items will weigh at least 11.7 ounces?
 a. 46.78
  b. 96.78
  c. 3.22
  d. 53.22

[bd5255]

Answer to Question 1

a

Answer to Question 2

c

[vHAUNG6011]

TYSM

[dyrone]

Thanks for the timely response, appreciate it