The answer is rectangle and square because they have 4 90 degree angles, unlike rhombi and parallelograms.
Answer:
Su has 17 bears
Step-by-step explanation:
Su has 15, Erin takes out 7 of her collection and splits evenly. each sister should get 2 each. Su has 17.
Answer:
The 95% confidence interval would be given by (96.98;100.82)
Step-by-step explanation:
Information given
represent the sample mean
population mean (variable of interest)
s=0.62 represent the sample standard deviation
n=103 represent the sample size
Confidence interval
The confidence interval for the mean is given by the following formula:
(1)
The degrees of freedom are given by:
Since the Confidence is 0.95 or 95%, the significance is and , and the critical value for this case would be
And replacing we got:
The 95% confidence interval would be given by (96.98;100.82)
Answer:
i guess you are trying to find out what the "some blue seats are". Lets show this as x. So you are trying to find x. Now 88 seats in the theater divided by the 4 identical sections. that would give you 22. Now like you said 14 of the seats are red..That means that we have to find out what the blue is or x. 22-14 is 8. That means that there are 8 seats left that are not red...That means that 8 seats in the theater are blue.