# What does it mean if my baby is in the 25th percentile?

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The percentile number means that your child exceeds that percentage of children their age for that measurement. If your child is in the 75th percentile for height, they are taller than 75% of other kids her age. If they are in the 25th percentile for weight, they only exceeds 25% of children their age in weight.

## What does 25th percentile mean for babies?

If your child is in the 25th percentile for weight, this means he’s heavier than 25 percent of boys his age, and less heavy than 75 percent of boys his age. Kids, like adults, come in all shapes and sizes, and some fall on the heavier side, some on the lighter side.

## Is 25th centile OK?

Say, for example, your baby’s weight is on the 25th centile line. This means that 25 per cent of babies will weigh less than him, and 75 per cent will weigh more . Weights that fall between the 0.4th and 99.6th centile lines are considered to be normal (RCPCH 2009a, Willacy 2013).

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## What is a healthy baby percentile?

A baby on the 50th percentile for weight, for example, is right in the middle of the normal range: 50% of babies their age are lighter, and 50% are heavier. A baby on the 5th percentile weighs less than 95% of other babies of that age. A baby on the 90th percentile weights more than 90% of other babies that age.

## How do you interpret 25th percentile?

In common use, the percentile usually indicates that a certain percentage falls below that percentile. For example, if you score in the 25th percentile, then 25% of test takers are below your score. The “25” is called the percentile rank.

## Do baby percentiles matter?

A healthy child can fall anywhere on the chart. A lower or higher percentile doesn’t mean there is something wrong with your baby. Regardless of whether your child is in the 95th or 15th percentile, what matters is that she or he is growing at a consistent rate over time.

## What is 50th percentile weight for baby?

Chart of average weights

Age 50th percentile weight for male babies 50th percentile weight for female babies
Birth 7.8 lbs. (3.5 kg) 7.5 lbs. (3.4 kg)
0.5 months 8.8 lbs. (4.0 kg) 8.4 lbs. (3.8 kg)
1.5 months 10.8 lbs. (4.9 kg) 9.9 lbs. (4.5 kg)
2.5 months 12.6 lbs. (5.7 kg) 11.5 lbs. (5.2 kg)

## Is 91st centile overweight?

A BMI above the 91st centile suggests overweight. A child above the 98th centile is very overweight (clinically obese) while a BMI above the 99.6th centile is severely obese.

## What is the best centile?

The centile line curves range from 0.4th centile to 99.6th centile which indicate the normal growth range. However this also means that there will be 4 babies in every 1000 who are less than the 0.4th centile and 4 babies in every 1000 who are greater than the 99.6th centile who are also considered normal.

## What weight percentile is normal?

Why can’t healthy weight ranges be provided for children and teens? Normal or healthy weight weight status is based on BMI between the 5th and 85th percentile on the CDC growth chart.

## Is a higher or lower percentile better?

Percentile ranks are often expressed as a number between 1 and 99, with 50 being the average. So if a student scored a percentile rank of 87, it would mean that they performed better than 87 percent of the other students in his norm group.

## Is 10th percentile good or bad?

If a candidate scores in the 90th percentile, they have scored higher than 90% of the norm group, putting them in the top 10%. If a candidate scores in the 10th percentile, they have scored higher than 10% of the norm group, putting them in the bottom 10%. … This is what a percentile score does for us.

## Can you tell if a baby will be tall?

Babies do inherit their parents’ body types — tall, short, heavy, or slender. Based on this genetic factor, you can estimate your child’s adult height by adding Mom’s and Dad’s heights (in inches), dividing that number by two, and adding 2.5 inches for boys or subtracting 2.5 inches for girls.

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## What is the 25th percentile of the standard normal distribution?

The standard normal distribution can also be useful for computing percentiles . For example, the median is the 50th percentile, the first quartile is the 25th percentile, and the third quartile is the 75th percentile.

Computing Percentiles.

Percentile Z
25th -0.675
50th
75th 0.675
90th 1.282

## How do you find the 25th and 75th percentile?

The Quartiles also divide the data into divisions of 25%, so:

1. Quartile 1 (Q1) can be called the 25th percentile.
2. Quartile 2 (Q2) can be called the 50th percentile.
3. Quartile 3 (Q3) can be called the 75th percentile.

## Where is the 25th percentile?

The 25th percentile is also known as the first quartile (Q1), the 50th percentile as the median or second quartile (Q2), and the 75th percentile as the third quartile (Q3). 