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kotegsom [21]
3 years ago
15

A shareholders' group, in lodging a protest, claimed that the mean tenure for a chief executive office (CEO) was at least eight

years. A survey of companies reported in the Wall Street Journal found a sample mean tenure x = 7.56 of years for CEOs with a standard deviation of years s = 6.67 years.
A. Formulate hypotheses that can be used to challenge the validity of the claim made by the shareholders' group.
B. Assume 70 companies were included in the sample. What is the p-value for your hypothesis test?
C. At α = 0.02, what is your conclusion?
Mathematics
1 answer:
viva [34]3 years ago
5 0

Answer:

could be c might be a also

Step-by-step explanation:

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She drove 2 hours at 70 miles per hour, so she drove 70 * 2 = 140 miles total.

The jet traveled 400 miles per hour for 2 hours for a total of 400 * 2 = 800 miles.

Total miles = 140 + 800 = 940 miles.

The answer is C.

4 0
4 years ago
south high school has 85 students more than North High School. The total number for both schools is 1495. How many students are
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6 0
3 years ago
Janye stopped to get gas before going on a road trip. The tank already had 4 gallons of gas in it. Which equation relates the to
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Answer: y = x + 4

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7 0
3 years ago
Read 2 more answers
(3/1/2 - 9/3/4) / (-2.5)=
Alex73 [517]
<h3>Answer :</h3>

\:  \:  \:

=  \rm \large  \frac{3 \frac{1}{2}  - 9 \frac{3}{4} }{ - 2.5}

\:  \:

= \rm \large  \frac{ \frac{7}{2}  - 9 \frac{3}{4} }{ - 2.5}

\:  \:

=  \rm \large \:  \frac{ \frac{7}{2} -  \frac{39}{4}  }{ - 2.5}

\:  \:

=  \rm \large \:  \frac{ \frac{25}{4} }{ - 2.5}

\:  \:  \:

=  \rm \large \:  \frac{5}{2}

\:  \:  \:

6 0
3 years ago
Convert y - 3 = 1/3 (x - 6) to standard form.
MAXImum [283]
Y - 3 = 1/3(x - 6)
y - 3 = 1/3 x -2
y = 1/3 x - 2 + 3
y = 1/3 x - 1

Answer ⇒ y = 1/3 x - 1
4 0
4 years ago
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