Exercise equipment advertised at $2200 is sold on sale for $1950. What percentage discount is this
1 answer:
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Answer:
1. : p = 0.70 ,
: p > 0.70
2. Test Statistic : 0.54 , P value : 0.2946
3. Fail to reject null Hypothesis
4. No.
Step-by-step explanation:
1. Null hypothesis is 70% of children receive antibiotics.
Alternative hypothesis is more than 70% of children receive antibiotics.
2. Test statistic is calculated as;
z =
z =
z = 0.54
3. p value is calculated as;
1 - right tailed probability
1 - 0.7054 = 0.2946