Answer:
64,890
Step-by-step explanation:
105×3 =315
103×2= 206
315×206= 64,890
3 sodas cost $2.97 +.15 tax total $3.12
Answer: 95% confidence interval would be (26.01,29.39).
Step-by-step explanation:
Since we have given that
n = 50
Mean = 27.7
Standard deviation = 6.12
We need to construct 95% confidence interval for the population.
so, z = 1.96
So, it becomes,

Hence, 95% confidence interval would be (26.01,29.39).