1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
omeli [17]
3 years ago
13

Test scores are normally distributed with a mean of 68 and a standard deviation of 12. Find the z – score for a grade of 74. Rou

nd your answer to two numbers after the decimal.
Mathematics
1 answer:
Tasya [4]3 years ago
6 0

Answer:

gang nem

Step-by-step explanation:

You might be interested in
A town has 10,000 two-child families. Design a simulation to estimate the percentage of two-child families with two girl. Choose
wariber [46]

Answer:

The simulation tool could be a coin flip, with heads up representing a girl and tails up representing a boy. One trial would require flipping the coin twice. One table would show the outcome of two coin tosses as tally marks, and indicate whether the results were boy-boy, boy-girl, or girl-girl.

8 0
2 years ago
Read 2 more answers
Evaluate the function for the given value.<br><br> f(-3) if f(x) = 4x 2 + 7x
Natasha_Volkova [10]

Answer:

x = 15

Step-by-step explanation:

f(x) = 4x² + 7x

= 4(-3)² + 7(-3)

= 36 + (-21)

= 15

3 0
3 years ago
The table shows the scores for four students on a math test. Who earned the highest grade?
geniusboy [140]
The answer is Mary, Mary got 88% Ben got 86% and Jim got 85%
7 0
2 years ago
The London theater offers child tickets at 10$each and adult tickets at 20$ each.Mrs burham buys 34 tickets at a total cost of 5
kirill115 [55]

Answer:

A+C=34

10C+20A=570

4 0
3 years ago
If you have 3x + y = 9 write it in slope intercept form... what is the slope, y intercept?
ladessa [460]

Step-by-step explanation:

given

3x + y = 9

Writing In slope intercept form , y = mx + c

y = -3x + 9

comparing the given equation with y = mx + c

slope (m) = - 3

y-intercept (c) = 9

Hope it will help :)

3 0
3 years ago
Other questions:
  • What is the mean of -3,-8,12,-15,9
    8·1 answer
  • The length of a rectangle is 4 cm longer than its width. find its width given its area is 24cm2.
    13·1 answer
  • Solve for the given length:
    13·1 answer
  • 4(x-6)=x+30 what is the answer
    7·1 answer
  • 3 more than the quotient of a number and 8 is 27.
    10·1 answer
  • PLEASE HELP<br><br> write a word problem that can be solved by the equation 108 divided by r=12
    12·2 answers
  • The area of a trapezoid is 96 m. If the two bases measure 11m and 13m, solve for the height.
    5·1 answer
  • The homeowners association for a residential community is selecting a committee of 7. There are 24 candidates for positions. How
    7·1 answer
  • PLEASE HELPPPPP
    6·1 answer
  • Write $6.45$ as a reduced fraction.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!