Bruce used about 54.5% of his money (or 55% rounded up) on his lunch. In order to get the 54.5% you would need to divide the amount he spent by the amount he had.
30/55= 54.5
Answer:
And since the p value is lower than the significance level we have enough evidence to reject the null hypothesia and the best option is:
C. 0.0011; reject the null hypothesis
Step-by-step explanation:
For this case we have the following system of hypothesis:
Null hypothesis :
Alternative hypothesis:
In order to check this hypothesis we can use a z test for a proportion. The statistic is given by:
(1)
And the value for this case is
We are conducting a bilateral test so then the p value can be founded on this way:
And since the p value is lower than the significance level we have enough evidence to reject the null hypothesia and the best option is:
C. 0.0011; reject the null hypothesis
Answer:
1525
Step-by-step explanation:
yes
Answer:
56.55
Step-by-step explanation:
Answer: Each age is 12 more than the last so the rate of change would be twelve. Yes it is linear, every twelve pounds is 2.5 more millimeters of dosage.