3 years ago

If there are 21 values in a data set in order from smallest to largest, what is the first quartile of the data set

Mathematics

1 answer:

BlackZzzverrR [31]3 years ago

3 0

Answer:

See below in bold.

Step-by-step explanation:

The median will be the middle number - that is the 11th.

The first quartile will be the middle value of the first ten numbers.

That is the mean of the 5th and 6th number.

You might be interested in

Solve algebraically the simulaneous equations y=2x^2-3x-10<br>2x-y=-2

enot [183]

Answer:

X=-3/2, X=4

Step-by-step explanation:

Really easy

Image attached

3 0

2 years ago

The following graph represents the quadratic parent function.<br> TRUE OR FALSE

Alex17521 [72]

Answer:

True

Step-by-step explanation:

the graph makes a loop and both ends go in the same direction

3 0

3 years ago

Find the value of x. Write it as a decimal.

makkiz [27]

Answer:

68.5

Step-by-step explanation:

Arc ABE = 360 - 2x

Arc AE = 2x

half the difference between the two arcs is 43

43 = $\frac{1}{2}$ [360 -2x - (2x)]

7 0

2 years ago

At the school cafeteria the ratio of pints of chocolate milk to pints of milk sold is 4:7. At this rate how mnay pints of milk w

pav-90 [236]

4:7
4*25:7*25
100:175
175 pints of milk

7 0

2 years ago

Read 2 more answers

X² +12x+27 = 0<br><br> Find the roots of each equation by factoring

Setler79 [48]

Answer:

x = -9, -3

Step-by-step explanation:

${x }^{2} + 12x + 27 = 0$

$(x + 3)(x + 9) = 0$

x = -3, -9

5 0

1 year ago

Read 2 more answers