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Zepler [3.9K]
3 years ago
13

Help ASAP. It is worth 100 points. PLEASE HELP ASAP.

Mathematics
2 answers:
n200080 [17]3 years ago
7 0
Part a is 105 and part b is 180
andre [41]3 years ago
3 0

Part a is 105 and part b is 180, have a nice day

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Hugo averages 58 words per minute on a typing test with a standard deviation of 11 words per minute. Suppose Hugo's words per mi
Black_prince [1.1K]

Answer:

The number of words that Hugo wrote in the test of Wednesday (74) is at a distance of 1.4545 standard deviations (11) to the right of his mean (58)

Step-by-step explanation:

A normal random variable with mean Mu = 58 and standard deviation sd = 11 is standardized with the transformation (z-score):

Z = (X - Mu) / sd = (X - 58) / 11

For a value of 74 for X, Z = (74 - 58) / 11 = 1.4545 > 0.

The z-score when X = 74 is 1.4545 > 0

This means that the number of words that Hugo wrote in the test of Wednesday (74) is at a distance of 1.4545 standard deviations (11) to the right of his average (58)

6 0
3 years ago
Calculate the mean and standard deviation for the average yards rushed by
Amiraneli [1.4K]

Question:

A sample of cans of peaches was taken from a warehouse, and the content of each can mearsed for weight. the sample means was 486g with stand deviation 6g. state the weight percentage of cans with weight:

Draw normal curve to help - split into 8 section ( i can't draw it here)

a) 34.13% of cans will be between 480g and 486g.

b) 13.59 + 2.15 + 0.13= 15.87% of cans greater than 492g.

Look at the Stand Dev Graph where the give you the number

Step-by-step explanation:

Let me give you a different question and i will answer it, which you help you answer your question.

8 0
2 years ago
Help me with graphing this<br> please explain
skelet666 [1.2K]

She must start out going 8 miles per hour until the time elapsed is 1 hour at which time she drops 1.5 miles per hour. The same happens again in the second hour and the third.

The graph must have hours on the x axis and speed on the y axis.

The starting point is (0,8)

The graph must be

y = 8 - 1.5x

You need three points.

x                  y

0                 8

1                  6.5

2                  5

7 0
3 years ago
Yolanda is planning out her square vegetable garden. One side 8 feet. What 1 point
Helen [10]

Answer:

64 feet

Step-by-step explanation: 8 x 8 = 64, we know to duplicate 8 since it is a Square Garden.

Hope this Helps!

3 0
3 years ago
Read 2 more answers
Margo spends 0.25 of her paycheck on a new dress, One-eighthof her paycheck on shoes, and $24 on a birthday present. If she spen
Naily [24]

Answer:

96

Step-by-step explanation:

.25x + .125x + 24 = 60

.25x + .125x = .375x

.375x + 24 = 60

60 - 24 = 36

.375x = 36

36/ .375

x = 96

7 0
4 years ago
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