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
VladimirAG [237]
3 years ago
13

On discovering that her family had a 70% risk of heart attack, Erin took a treadmill test to check her own potential of having a

heart attack. The doctors told her that the reliability of the stress test is 67%. The test predicted that Erin will not have a heart attack. What is the probability after the test was taken that she will not have a heart attack?
Mathematics
2 answers:
Vaselesa [24]3 years ago
8 0

Answer:

Options are

A.

0.4051

B.

0.5010

C.

0.4653

D.

0.6632

pantera1 [17]3 years ago
4 0
Erin took two test. First test saying that she has 70% risk of heart attack(which means 30% chance of not have). The second test saying she has 67% chance of not have a heart attack. 

Then, the probability of Erin will not have attack would be: 30%*67%= 20.1% = 0.201

You might be interested in
There are 8 roses in a vase of 13 flowers. The rest are daisies.
Mazyrski [523]

Answer:

a.) 8/5

b.) 5/13

8 0
2 years ago
Identify the range of the fuction shown in the graph
Viefleur [7K]

The answer would be B. -2 < x < 2 because if you look at the graph, the range would be left and right. So, the farthest to the left would be -2 and the farthest to the right would be 2.

It wouldn't be all real numbers.

<em>Hope this helps! - from peachimin</em>

7 0
2 years ago
Last week, a florist sold 715 roses. Of the roses sold, 7 out of every 11 roses were red. How many red roses did she sell?​
const2013 [10]

Answer:

455 Red Roses were sold

Step-by-step explanation:

715 * (7/11) = 455

6 0
2 years ago
Malaria is a leading cause of infectious disease and death worldwide. It is also a popular example of a vector-borne disease tha
jeyben [28]

Answer:

independent and explanatory

Step-by-step explanation:

In a study, an independent variable may be defined as the variable that does not affect the other variables in the study when it is changed. Thus a variable is said to be independent when it is not affected by the any other variable in the study.

Whereas, an explanatory variable can be manipulated or changed by the experimenter. It is the variable that is not independent for certain variables.

Thus in the context, the scatterplot showing the total precipitation and the percent of the people who tested positive for the malaria test. The precipitation from the graph is the independent as well as the explanatory variable.

5 0
3 years ago
Help me please I need to ge tthis done so can get an a
Keith_Richards [23]

Answer:

n>- 5/14

Step-by-step explanat

4 0
2 years ago
Other questions:
  • Amira is writing a coordinate proof to show that the area of a triangle created by joining the midpoints of an isosceles triangl
    12·2 answers
  • ​Together, teammates Pedro and Ricky got 2673 base hits last season. Pedro had 277 more hits than Ricky. How many hits did each
    12·1 answer
  • Christine basked a pie.she ate one sixth of the pie. Her brother ate one third of the pie and gave the leftovers to his friends
    14·1 answer
  • What s the length of the arc for the half circle
    6·1 answer
  • 13 in<br> a<br> 12 in<br> What is the length of the missing leg?<br> a =<br> inches
    5·1 answer
  • 5417 times 2.4 equals what
    14·1 answer
  • When flipping a penny twice what is the probability of getting two heads in a row?
    8·2 answers
  • 2/13 divided by 1/6 need help
    10·2 answers
  • Pls help mwah I also give brainlest &lt;3
    13·1 answer
  • What’s the answer ?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!