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WINSTONCH [101]
3 years ago
11

Ryan conducted a 6-day study observing the effects of an organic plant food on the growth of his sprouting bean plant. He tracke

d these two pieces of information:
The amount of plant food remaining in the container after each day’s feeding
the height of the plant over time.
Ryan also found that he could model the height of his plant with the
equation h = 0.5d + 4 . d - number of days , h - height in centimeters



Which statement is true about the relationship between the height of the plant and the number of days?

This relationship is a function because the plant can only be one height at a time.
This relationship is not a function because the plant can only be one height at a time.
This relationship is a function because the plant can be more than one height at a time.
This relationship is not a function because the plant can be more than one height at a time.
Mathematics
2 answers:
Zarrin [17]3 years ago
8 0

Answer:

The relationship is a function because only one amount of plant food remains each day

Step-by-step explanation:

Tresset [83]3 years ago
6 0

Answer:

This relationship is a function because the plant can only be one height at a time.

You might be interested in
Find the distance between Nashville and Memphis if they are 14 in apart on a map with a scale of 1 inches:18 miles
guajiro [1.7K]

Answer:

<h2>252 mi</h2>

Step-by-step explanation:

\begin{array}{ccc}1\ in&-&18\ mi\\\\14\ in&-&x\ mi\end{array}\qquad\text{cross multiply}\\\\\\1x=(14)(18)\\\\x=252\ mi

3 0
3 years ago
A fast food restaurant executive wishes to know how many fast food meals adults eat each week. They want to construct a 98% conf
adelina 88 [10]

Answer:

n=(\frac{2.326(1.1)}{0.07})^2 =1336.006 \approx 1337

So the answer for this case would be n=1337 rounded up to the nearest integer

Step-by-step explanation:

Previous concepts

A confidence interval is "a range of values that’s likely to include a population value with a certain degree of confidence. It is often expressed a % whereby a population means lies between an upper and lower interval".

The margin of error is the range of values below and above the sample statistic in a confidence interval.

Normal distribution, is a "probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean".

\bar X represent the sample mean for the sample  

\mu population mean (variable of interest)

\sigma=1.1 represent the population standard deviation

n represent the sample size  

Solution to the problem

The margin of error is given by this formula:

ME=z_{\alpha/2}\frac{\sigma}{\sqrt{n}}    (a)

And on this case we have that ME =0.07 and we are interested in order to find the value of n, if we solve n from equation (a) we got:

n=(\frac{z_{\alpha/2} \sigma}{ME})^2   (b)

The critical value for 98% of confidence interval now can be founded using the normal distribution. And in excel we can use this formula to find it:"=-NORM.INV(0.01;0;1)", and we got z_{\alpha/2}=2.326, replacing into formula (b) we got:

n=(\frac{2.326(1.1)}{0.07})^2 =1336.006 \approx 1337

So the answer for this case would be n=1337 rounded up to the nearest integer

3 0
4 years ago
A national health survey weighed a sample of boys aged - and found that of them were overweight. They weighed a sample of girls
user100 [1]

Answer:

From the above question, there is insufficient evidence to show that the proportion of boys who are overweight is more than the proportion of girls who are overweight.

Cheers!

7 0
3 years ago
How many batches of cookies can Robert make?
Finger [1]

Answer:

5 batches

Step-by-step explanation:

For this you need to divide the 2 fractions, and what ever you get will be the answer.

4\frac{1}{2}÷\frac{3}{4}

First make the mixed fraction into a improper fraction.

\frac{9}{2}×\frac{4}{3}=\frac{36}{6} =\frac{5}{1} =5

<u>Final answer</u>

5 batches

7 0
4 years ago
2. Using the histogram above, determine the grade students scored with the highest frequency.
Verizon [17]
Answer choice B
Hope this helps
5 0
4 years ago
Read 2 more answers
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