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Vsevolod [243]
2 years ago
9

The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in t

he sample to check out was 3.1 minutes with a standard deviation of 0.5 minutes. We want to test to determine whether or not the mean waiting time of all customers is significantly more than 3 minutes. The p-value is
Mathematics
1 answer:
masha68 [24]2 years ago
8 0
The answer is: 0.0228
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Plz help this is due today NO LINKS OR GROSS PICTURES OR I Will REPORT And please show work
pychu [463]

Answer: Trapezoid

Step-by-step explanation:

Trapezoids are parollelograms, that’s all

6 0
3 years ago
If y =32 when x =8 find y when x =30
irina1246 [14]

Answer:

y = 120

Step-by-step explanation:

If y = 32 when x = 8, then <em>y</em> is 4 times the number of <em>x</em>. If x = 30, then (4)30 = 120.

8 0
3 years ago
What is the rule for the sequence 3, 6, 18, 72, 360...?
Naddik [55]
You need to multiply another number each time.
For Example:
3x2=6
6x3=18
18x4=72
72x5=360
360x6= 2,160

It's a pattern
7 0
3 years ago
I need the ones circled on there
Cerrena [4.2K]
24. No if you divide his total gallons by the number of days to find the unit rate(amount drank per day ) you get 50.8.50.8>50
25.more just add together
26.assuming 100 were made 37.5
23.show the table
4 0
3 years ago
The price of a box of markers at a retail store is $ 4.65. The price of a box of markers in the school bookstore is $ 3.90. How
gladu [14]

Answer: The cost is $0.75 more at the retail store.

Step-by-step explanation: A centimeter ruler can measure the difference.

If you use a drawing with the amount if money represented by the length if the line, one line will be 3.90 cm long. The other will be 4.65. Cm. The difference in length is .75 cm

This is the idea behind number lines.

3 0
3 years ago
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