Ask question

Ask question

All categories

2 years ago

15

In a psychology class, 55 students have a mean score of 97.6 on a test. then 18 more students take the test and their mean score

is 70. what is the mean score of all of these students together? round to one decimal place. mean of the scores of all the students =

1 answer:

nikdorinn [45]2 years ago

7 0

The mean of this problem is 1334

You might be interested in

6. HOT AIR BALLOON А balloon rises<br>340 feet into the air. Then it descends<br>130 feet.

Nezavi [6.7K]

Now it is at 210 feet

7 0

2 years ago

Read 2 more answers

Diameter of a circle is two units. What is the radius of the circle?

bonufazy [111]

Answer is 3.5 feet enjoy

5 0

2 years ago

The regular pentagon below is a scale drawing of an original pentagon that was made by using a scale factor of One-fourth. A hex

Lana71 [14]

Answer:

-The scale drawing represents a reduction

-each side of the original is 22 in long

-the scale drawing is proportional to the original

Step-by-step explanation:

8 0

3 years ago

|x+11| =−1<br> plz help show steps 2

dezoksy [38]

Answer:

No solutions. You can’t have a negative absolute value.

3 0

3 years ago

Please help!!!!!!! Thanks

stira [4]

Answer:

145

Step-by-step explanation:

m<4 and m<3 would equal 90 so subtract 55 from 90 and you get 35 for m<3 so you subtract 35 from 180 and you get 145

3 0

2 years ago