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shtirl [24]
4 years ago
5

Plz help me answer this problem!

Mathematics
1 answer:
sleet_krkn [62]4 years ago
3 0
Can you make it as a brainliest answer?

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Researchers are interested in the effect of a certain nutrient on the growth rate of plant seedlings. Using a hydroponics growth
emmainna [20.7K]

Answer:

\bar{x}=61.98

Step-by-step explanation:

The sample mean \bar{x} is a point estimate of the population mean μ.

Given the heights of the 6 tomato plants sample below:

55.6, 59.4, 59.9, 62.9, 64.9, 69.2

Point Estimate,

\bar{x}=\dfrac{55.6+59.4+59.9+62.9+64.9+69.2}{6} \\=\dfrac{371.9}{6} \\\bar{x}=61.98

4 0
4 years ago
After 9 new members joined the ski club, there were 38 members. How many members had been in the club previously?
dezoksy [38]

Answer:

Previously, there were 29 members in the ski club

Step-by-step explanation:

Subtract 9 from 38

6 0
3 years ago
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Two friends, Hailey and Jenna bought two tickets to see a play at a local theater . Each ticket cost $17.25. Each friend donated
Sliva [168]

Per ticket cost $17.25

Per person conveyance fee $3.00

Percent increase in the cost of per ticket

17.39%

8 0
4 years ago
1. The graph shows the cost to rent a jetski for different
Shkiper50 [21]

Answer:

a

Step-by-step explanation:

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Jake won 7 of the 15 races he ran. Write Jake's fraction of decimal. wins as a
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0.46

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