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gulaghasi [49]
3 years ago
11

I NEED HELP WITH THIS ASAP!

Mathematics
1 answer:
horrorfan [7]3 years ago
7 0
I think it’s the 1st one because it’s close too what it is when I work it out






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An insurance institute conducted tests with crashes of new cars traveling at 6​ mi/h. The total cost of the damages was found fo
Anettt [7]

Answer:

a. Mean = $6,358.2

b. median = $6,275

c. Mode = none

d. Midrange = $6,647.5

There is no much difference in the measures of center.

Step-by-step explanation:

==>Given:

​$7,402, ​$4,819, $8,969, ​$6,275, ​$4,326

==>Required:

a. Mean: sum of all values in the given sample data ÷ number of values in the sample

Mean = ​($7,402 + ​$4,819 + $8,969 + $6,275 + $4,326) ÷ 5

= $31,791 ÷ 5

Mean = $6,358.2

b. Median: this is the meddle value if the data set when ordered. Ordering the data set, we have:

$4,326, $4819, [$6,275], $7402, ​$8,969

Our median is $6,275.

c. Mode is the most common value in the data set. Therefore, we have no mode since there is no value in our data set that appears the most.

d. Mid-range = (highest value + lowest value) ÷ 2

= ($8,969 + $4,326) ÷ 2

= 13,295 ÷ 2 = $6,647.5

3 0
4 years ago
PLEASE ANSWER THIS QUESTION RIGHT The Jimenez family is bringing 12 packages of hamburger and hotdog buns to the neighborhood
sveta [45]
The system of equations is:

2x+1.5y=20
x+y=12

When you solve it you get:
x=4 hamburger bun packages
y=8 hot dog bun packages
3 0
3 years ago
For our sample of student's measurements we expect that 68% of the values to fall within one σ (0.23mm) from our mean davg (21.0
7nadin3 [17]

Answer: 74.5% of the measurements fall within one standard deviation of the average.

Step-by-step explanation:

The total number of measurements given is 2 + 12 + 10 + 33 + 40 + 76 + 80 + 65 + 52 + 22 + 12 + 5 + 11 = 420

If the mean is 21 mm and one standard deviation is 0.23 mm, then one standard deviation from the mean would be

21 ± 0.23

The lower limit is 20.77 mm

The upper limit is 21 + 0.23 = 21.23 mm

The number of measurements that fall within this range are

20.8 × 40

20.9 × 76

21.0 × 80

21.1 × 65

21.2 × 52

The total number of measurements that fall within this range is

40 + 76 + 80 + 65 + 52 = 313

The percentage of the measurements that fall within one standard deviation of the average is

313/420 × 100 = 74.5%

8 0
3 years ago
64p=-16+8p-40p^2 solve by factoring.​
marusya05 [52]

Answer:

Solution set = {(-1,-2/5)]

Step-by-step explanation:

64p=-16+8p-40p²

64p-8p=-16-40p²

56p+16+40p²=0

40p²+56p+16=0

8(5p² +7p+2)=0

5p²+5p+2p+2=0

5p(p+1) +2(p+1)=0

(p+1)(5p+2)=0

p+1=0;   5p+2=0

p=-1;      p=-2/5

6 0
3 years ago
Question 3 of 5
damaskus [11]

Answer:

C. Yes, because every x- and y-value is positive

3 0
3 years ago
Read 2 more answers
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