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cupoosta [38]
3 years ago
13

Students in 10th and 11th grade were asked whether they have a job. The raw data was converted to relative frequencies and recor

ded in the table below.
Given the conditional relative frequency table by column, what does the 0.14 represent?
Given that a student is a 10th grader, there is a 14% chance he or she has a job.
Given that a student has a job, there is a 14% chance he or she is a 10th grader.
14% of the students surveyed are 10th graders who have a job.
14% of the students are 10th graders.
Mathematics
2 answers:
zepelin [54]3 years ago
6 0

Answer:

the answer is a. given that a student is a 10th grader, there is a 14% chance he or she has a job

Softa [21]3 years ago
5 0

Answer:

a)- Given that a student is a 10th grader, there is a 14% chance he or she has a job.

Step-by-step explanation:

Option (a) is correct here because Relative frequency means the probability of occurrence or number of time-specific event occurs to the total event.

Option (b) is not correct because We already know that student is in 10th or 11th grade, after that we get to know about 14% chance.

Option (c) & (d) are clearly not possible.

You might be interested in
If 2x+7 over 4 =5, what is the value of 6x
jekas [21]

Answer:

(2x+7)/4=5

2x+7 = 20

2x= 20-7

2x = 13

x = 13/2

so

6x =13/2×6

=13×3

=39

4 0
3 years ago
What is the answer need it
denis-greek [22]

Answer:

\frac{7}{10} |

Step-by-step explanation:

STEP 1:

2/3 + 7/10 = ?

The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.

LCD(2/3, 7/10) = 30

Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.

(\frac{2}{3} * \frac{10}{10}) + (\frac{7}{10} * \frac{3}{3}) = ?

Complete the multiplication and the equation becomes

\frac{20}{30} + \frac{21}{30}

The two fractions now have like denominators so you can add the numerators.

Then:

\frac{20+21}{30} = \frac{41}{30}

This fraction cannot be reduced.

The fraction 41/30

is the same as

41 divided by 30

Convert to a mixed number using

long division for 41 ÷ 30 = 1R11, so

41/30 = 1 11/30

Therefore:

2/3+7/10= 1 11/30

STEP 2:

41/30 + -2/3

The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.

LCD(41/30, -2/3) = 30

Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.

(\frac{41}{30} *\frac{1}{1} ) + ( \frac{-2}{3} * \frac{10}{10} )

The two fractions now have like denominators so you can add the numerators.

Then:

\frac{41+-20}{30} = \frac{21}{30}

This fraction can be reduced by dividing both the numerator and denominator by the Greatest Common Factor of 21 and 30 using

GCF(21,30) = 3

\frac{21/3}{30/3} =\frac{7}{10}

Therefore:

\frac{41}{30} + \frac{-2}{3} =\frac{7}{10}|

8 0
3 years ago
Mrs. Meyer buys fruit to make a fruit salad. She buys:
Firlakuza [10]

Answer:

C. 15 1/4 pounds

Step-by-step explanation:

Since our options are in pounds, we would need to convert all our weight to pounds.

Now, by standard conversion 1 pound = 16 Ounce

3 cartons of blueberries that weigh 12 ounces each

  • 12 Ounce=0.75 Pound
  • 3 X 0.75 =2.25 Pounds

3 cartons of strawberries that weigh 16 ounces each

  • 16 Ounce =1 Pound
  • 3 X 1 =3 Pounds

4 bunches of bananas that weigh 2.5 pounds

  • 4 X 2.5 =10 Pounds

Total Weight (In Pounds)=2.25+3+10=15.25 Pounds

This is equivalent to  15 1/4 pounds.

<u>The correct option is C.</u>

7 0
4 years ago
Algebra 1 pls help ty
olchik [2.2K]
Answer is D. Good luck
3 0
3 years ago
Read 2 more answers
Which expression calculates the speed in meters per second of an object that travels a distance of 40 m every 10 s?
Mumz [18]

Answer:

A

Step-by-step explanation:

40/10 will give you your answer

40/10=4m/s

3 0
3 years ago
Read 2 more answers
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