
so

also, if A or B happens but not both, you add the chances and subtract the chance that both are happening.
Total number of computers in sample = 72 + 112 + 711 = 895.
P(LQ) = 72/895 = 0.08
P(MQ) = 112/895 = 0.125
P(HQ) = 711/895 = 0.794
From the given data in the study of texting speed, we can identify the following
1)
a) population; is all the individuals belonging to the age group of 18-22 years
b) sample; is the selected 45 adults in the age group of 18-22 years
c) unit / individual: adults
d) Response: time taken to write "hi! what's up?"
2)
<h3>The response variable is </h3>
- A continuous - quantitative variable.
It is a continuous variable as it can take an infinite number of possible values.
<h3>The level of measurement is</h3>
- Measured by the ratio scale of measurement.
variables measured by the ratio scale of measurement have equal differences between scale values and equal quantitative meaning. They also have a true zero point
For more information on response variable, visit
brainly.com/question/14662435?referrer=searchResults
Answer:
10x-20y
Step-by-step explanation:
5 x 2x - 5 x 4y
10x - 20y
Answer -9
Step-by-step explanation:
-6 divided by 2/3 = -9 2/3 multiplied by -9= -6