1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sertanlavr [38]
3 years ago
15

Suppose that a customer service center claims that the telephone calls it recieves last 113 seconds on average, with a standard

deviation of 9 seconds. if you took a sample of 324 phone calls, which of the following mean times would be within the 95% confidence interval?
A. 116.5 seconds
B. 114.5 seconds
C. 113.5 seconds
D. 115.5 seconds
Mathematics
2 answers:
zimovet [89]3 years ago
8 0

Answer: 113.5 sec

Step-by-step explanation:

Apex 2019

atroni [7]3 years ago
3 0

Answer:

113.5 seconds

Step-by-step explanation:

You might be interested in
Com F
Sindrei [870]
Mewoooo Batk Balr Bark Balr
3 0
3 years ago
What is the property for (s + 2) +4​
ycow [4]

Answer:

s+6

Step-by-step explanation:

You just add 2 and 4.

5 0
3 years ago
Read 2 more answers
Scateboard cost Rs450each in my local store,The shop keeper says if I buy 1 I can buyanother for only 7/9 of the normal price,ho
Whitepunk [10]

Answer:

the cost will be Rs 350

Step-by-step explanation:

The Scateboard cost Rs 450 each in the local store,The shop keeper says if I buy 1 I can buy another for only \frac{7}{9} of the normal price. We are asked to determine the cost of a second scateboard .

Hence the cost will be \frac{7}{9} of the normal cost that is

\frac{7}{9} \times 450

7 \times 50

350

the cost will be Rs 350

6 0
3 years ago
(I need help)
natima [27]

Answer:

b. 9

Step-by-step explanation:

36+97=133

80+44=124

133-124=9

4 0
2 years ago
It's about ratios I'm just kinda stuck ​
Blababa [14]

Answer:

Step-by-step explanation:

These answers are in order btw!

1=2

2=4

4=6

8=10

Table 2:

1=3

2=6

3=9

4=12

5=15

I’ll finish table 3 and put it in the commenta since this one will take me longer

8 0
3 years ago
Read 2 more answers
Other questions:
  • A ball is thrown from a height of 43 meters
    14·1 answer
  • Help please!!!!!!!!!!
    12·1 answer
  • 1x-4=2x<br>anwser <br>need the written equation
    14·1 answer
  • one satellite radio station service charges $10 per month plus an activation fee of $20. A second service charges $11 per month
    10·1 answer
  • Anne Claire earns $12.20 per hour as a veterinary technician. Last week she worked 25.5 hours. What are her total earnings?
    5·2 answers
  • A sphere has a diameter of 24 units. What is its volume in cubic units?
    7·2 answers
  • 15 points--Which equation represents a line that has a slope of 1/3 and passes through point (–2, 1)?
    11·1 answer
  • Which of these descriptions does the equation 11x - 8 = 4 ​represent?
    9·1 answer
  • Name a radius of circle P.
    14·1 answer
  • Find the surface area of this rectangular prism. Be sure to include the correct unit in your answer.
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!