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Diano4ka-milaya [45]
3 years ago
15

A professor using an open source introductory statistics book

Mathematics
1 answer:
LekaFEV [45]3 years ago
4 0

Answer:

predicts that 60% of the students will purchase a hard copy of the book, 25% will print it out from

Step-by-step explanation:

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Pamela ran 7/10 mile on Tuesday and 3/8 mile on Thursday. How much fatter did she run on Tuesday ?
Len [333]

Answer:

Difference = \frac{13}{40}

Step-by-step explanation:

Given

Thursday = \frac{3}{8}\ mile

Tuesday = \frac{7}{10}\ mile

Required

How much farther is she on Tuesday

To do this, we simply calculate the difference between distance covered on both days.

Difference = Tuesday-Thursday

Difference = \frac{7}{10} -  \frac{3}{8}

Take LCM

Difference = \frac{28- 15}{40}

Difference = \frac{13}{40}

<em>Hence, she ran 13/40 mile farther on Tuesday</em>

3 0
3 years ago
Solve for x.<br> x2 + 8x + 15 = 0
likoan [24]

Answer: x=−3 or x=−5

Step-by-step explanation:

Step 1: Factor left side of equation.

(x+3)(x+5)=0

Step 2: Set factors equal to 0.

x+3=0 or x+5=0

x=−3 or x=−5

7 0
3 years ago
6,173,253 in expanded form
lesya [120]
Six million, one hundred seventy-three thousand, two hundred fifty three
8 0
3 years ago
Samantha wants to know whether the food she serves in her restaurant is within a safe range of
nikitadnepr [17]

Answer: The population would be the data of temperatures of all food served by the restaurant.

Step-by-step explanation:

In a statistical study, the term population refers to the largest group of all individuals related to the study or the objective of the study.

Here, the objective of the study= To check the temperatures of food just before serving.

Population = Data of temperatures of all dishes served by restaurant.

Hence, the population would be the data of temperatures of all dishes served by the restaurant.

5 0
2 years ago
The equation of a line is 8x+2y=10. Calculate the slope of the line.
emmainna [20.7K]

Answer:

that is the solution to the question

6 0
3 years ago
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