ursula earns $9 per hour.to write an expression that tells how much ursula earns h hours,joshua wrote 9/h.sarah wrote 9h. hwose
1 answer:
You might be interested in
Answer: 119
Step-by-step explanation:
Since the prior estimate of population proportion of defective handles (p) is unknown , so we take p= 0.5
Given : Margin of error : E=0.09
Critical value for 95% confidence interval :
Required sample size :-
Hence, the minimum sample size required = 119
i.e. 119 handles from the shipment should be inspected.