Concept explainers
To find: The procedure that could be used for the provided example
Answer to Problem 61E
One-sample proportion z interval is to be used.
Explanation of Solution
Given:
Drowning in baths is a significant reason for death in youngsters under 5 years old. An arbitrary example of guardians was asked numerous questions identified with bath wellbeing. Generally speaking, 85% of the example said they utilized child baths for newborn children. Gauge the percent of all guardians of small kids who use child baths.
In the provided example, the percentage of parents who use baby bathtubs for their baby is required to be estimated. Here, only one sample has been provided and the interval of the proportion of the parents is required to be computed.
Thus, the one-sample proportion z interval is appropriate here.
Chapter 10 Solutions
The Practice of Statistics for AP - 4th Edition
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